Home / 106,997,082.32-160,265,021.58-72,262,482.48

Finding the Fourth Proportional to 106,997,082.32, 160,265,021.58 and 72,262,482.48

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Solution

The fourth proportional to 106,997,082.32, 160,265,021.58 and 72,262,482.48 is: 108,237,982.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,997,082.32 : 160,265,021.58 = 72,262,482.48 : x
  2. Step 2: Convert to fraction form
    106,997,082.32/160,265,021.58 = 72,262,482.48/x
  3. Step 3: Cross multiply
    106,997,082.32x = 160,265,021.58 × 72,262,482.48
  4. Step 4: Simplify right side
    106,997,082.32x = 11,581,148,314,081,574
  5. Step 5: Solve for x
    x = 11,581,148,314,081,574/106,997,082.32
  6. Step 6: Final answer
    x = 108,237,982.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.